import {
  bundledLanguages,
  type ThemeRegistration
} from 'shikiji'
import {
  getHighlighter,
} from 'shikiji'


type CodeExampleType = {
  title: string,
  language: string,
  code: string,
}[]

const getIconCodes = (): CodeExampleType => {
  return [
    {
      language: 'html',
      title: 'HTML',
      code: `<i data-lucide="Name"></i>`
    },
    {
      language: 'tsx',
      title: 'React',
      code: `import { PascalCase } from 'lucide-react';

const App = () => {
  return (
    <PascalCase />
  );
};

export default App;
`,
    },
    {
      language: 'vue',
      title: 'Vue',
      code: `<script setup>
  import { PascalCase } from 'lucide-vue-next';
</script>

<template>
  <PascalCase />
</template>
`,
    },
    {
      language: 'svelte',
      title: 'Svelte',
      code: `<script>
import { PascalCase } from 'lucide-svelte';
</script>

<PascalCase />
`,
    },
    {
      language: 'tsx',
      title: 'Preact',
      code: `import { PascalCase } from 'lucide-preact';

const App = () => {
  return (
    <PascalCase />
  );
};

export default App;
`,
    },
    {
      language: 'tsx',
      title: 'Solid',
      code: `import { PascalCase } from 'lucide-solid';

const App = () => {
  return (
    <PascalCase />
  );
};

export default App;
`,
    },
    {
      language: 'tsx',
      title: 'Angular',
      code: `// app.module.ts
import { LucideAngularModule, PascalCase } from 'lucide-angular';

@NgModule({
  imports: [
    LucideAngularModule.pick({ PascalCase })
  ],
})

// app.component.html
<lucide-icon name="Name"></lucide-icon>
`,
    },
    {
      language: 'html',
      title: 'Icon Font',
      code: `<style>
@import ('~lucide-static/font/Lucide.css');
</style>

<div class="icon-Name"></div>
`,
    }
  ]
}

export type ThemeOptions =
  | ThemeRegistration
  | { light: ThemeRegistration; dark: ThemeRegistration }

const highLightCode = async (code: string, lang: string, active?: boolean) => {
  const highlighter = await getHighlighter({
    themes: ['github-light', 'github-dark'],
    langs: Object.keys(bundledLanguages)
  })

  const highlightedCode = highlighter.codeToHtml(code, {
    lang,
    themes: {
      light: 'github-light',
      dark: 'github-dark'
    },
    defaultColor: false
  }).replace('shiki-themes', 'shiki-themes vp-code')

  return `<div class="language-${lang} ${active ? 'active' : ''}">
  <button title="Copy Code" class="copy"></button>
  <span class="lang">${lang}</span>
  ${highlightedCode}
  </div>`
}


export default async function createCodeExamples() {
  const codes = getIconCodes();

  const codeExamplePromises = codes.map(async ({ title, language, code }, index) => {
    const isFirst = index === 0;

    const codeString = await highLightCode(code, language, isFirst);

    return {
      title,
      language: language,
      code: codeString,
    };
  })

  return Promise.all(codeExamplePromises);
}